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# 2.2 Angle Bisectors - PowerPoint PPT Presentation

2.2 Angle Bisectors. Definitions. Angle bisector – a ray that divides and angle into two congruent angles. D. C. A. B. Find Angle Measures. BD bisects ABC and m ABC = 110˚ Find m ABD and m DBC. A. D. 110˚. B. C. Find Angle Measures and Classify.

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## PowerPoint Slideshow about '2.2 Angle Bisectors' - trudy

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### 2.2 Angle Bisectors

• Angle bisector – a ray that divides and angle into two congruent angles

D

C

A

B

• BD bisects ABC and m ABC = 110˚

• Find m ABD and m DBC

A

D

110˚

B

C

• BD bisects ABD and ABD = 46˚

• Find m DBC and m ABC

A

D

46˚

B

C

A

• DAB is bisected by __

• m DAB = __

• BCD is bisected by __

• m BCD = __

45˚

D

B

27˚

C

• RQ bisects PRS. Find x.

• m PRQ = m QRS

Q

(6x + 1)˚

P

85˚

R

S

• Pg. 64 #1-7